$OpenBSD: patch-lib_roken_rand_c,v 1.2 2016/12/17 14:58:31 ajacoutot Exp $

Use HAVE_ARC4RANDOM and choose to call arc4random() instead of srand()
and rand() and friends.

--- lib/roken/rand.c.orig	Tue Nov 29 02:35:27 2016
+++ lib/roken/rand.c	Thu Dec 15 11:32:07 2016
@@ -42,7 +42,7 @@ void ROKEN_LIB_FUNCTION
 rk_random_init(void)
 {
 #if defined(HAVE_ARC4RANDOM)
-    arc4random_stir();
+    /* do nothing */
 #elif defined(HAVE_SRANDOMDEV)
     srandomdev();
 #elif defined(HAVE_RANDOM)
